codetube is software for building a version control Web site. It is meant to be used in a decentralized manner. It is federated, allowing you to share stuff with other instances of codetube. An instance of codetube can be easily maintained by an average hacker.

malmon is a realtime backdoor/exploit detection and removal daemon. It uses inotify (pyinotify) to monitor file activity in one or more directories and checks files smaller than a size specified in configuration file. It's appropriate for hosting servers.

Kloxo is a lightweight and powerful Web hosting panel that has been in development since 2002. It was formerly known as LxAdmin. It allows for adding customers, resellers, and wholesale resellers with few clicks. Clustering functions are also built in, so you can expand and add servers whenever you need. Migrating customers between servers is easy and automatic, making it the most extensible panel to date. The services installed by default are Apache, BIND, MySQL, Pure-ftpd, Qmail, and Bogofilter. You can also switch between Apache and Lighttpd, BIND and djbdns, Bogofilter and Spamassassin. All configuration files are converted automatically in the process.

Plesk Sync is a WHMCS add-on module that imports, controls, creates, and synchronizes client hosting accounts on Parallels Plesk servers. It finds orphaned hosting accounts that are active in Plesk but not in billing and attempts to locate the real owner of the hosting account. It also imports and creates new clients with invoiced hosting accounts, including passwords. All client servers running the Plesk OS are displayed along with detailed statistics such as uptime, load averages, memory, disk, clients, domains, databases, and mail.

CloudLinux is a Linux operating system designed to improve control in the shared hosting and data center arena, while simultaneously increasing control and stability, as well as improving overall performance. It employs kernel level technology called LVE to allow Web hosting companies to control QoS of each individual Web site as well as each section of the Web site. The technology can be used for any multi-tenant environment, where it is beneficial to control resource usage of individual tenant. With CloudLinux, hosting companies can make sure that a single site cannot slow down or take down other Web sites. The OS is interchangeable with CentOS.

MuDownManager is a program for managing downloads from Megaupload and Rapidshare for premium members. It is lightweight and cross-platform. Downloads can be started in a batch by specifying a list of URLs. Links can be copied directly from your preferred Web browser and pasted into MuDownManager. MuDownManager lets you skip LinkBucks. It has a very simple and intuitive GUI. It is pluggable, allowing support for other download sites to be added in the future.